85268666 has 16 divisors (see below), whose sum is σ = 146301120. Its totient is φ = 36512160.

The previous prime is 85268647. The next prime is 85268731. The reversal of 85268666 is 66686258.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 85268666.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22325 + ... + 25863.

It is an arithmetic number, because the mean of its divisors is an integer number (9143820).

Almost surely, 2^85268666 is an apocalyptic number.

85268666 is a deficient number, since it is larger than the sum of its proper divisors (61032454).

85268666 is a wasteful number, since it uses less digits than its factorization.

85268666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5269.

The product of its digits is 829440, while the sum is 47.

The square root of 85268666 is about 9234.1034215564. The cubic root of 85268666 is about 440.1457265239.

The spelling of 85268666 in words is "eighty-five million, two hundred sixty-eight thousand, six hundred sixty-six".